603643434 has 16 divisors (see below), whose sum is σ = 1227079200. Its totient is φ = 197915760.

The previous prime is 603643427. The next prime is 603643511. The reversal of 603643434 is 434346306.

It is a super-2 number, since 2×603643434² = 728770790822624712, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 603643395 and 603643404.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 824284 + ... + 825015.

It is an arithmetic number, because the mean of its divisors is an integer number (76692450).

Almost surely, 2^603643434 is an apocalyptic number.

603643434 is an abundant number, since it is smaller than the sum of its proper divisors (623435766).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

603643434 is a wasteful number, since it uses less digits than its factorization.

603643434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1649365.

The product of its (nonzero) digits is 62208, while the sum is 33.

The square root of 603643434 is about 24569.1561515653. The cubic root of 603643434 is about 845.1364386434.

The spelling of 603643434 in words is "six hundred three million, six hundred forty-three thousand, four hundred thirty-four".